Railroad Archives Online
- CollectionD0063 - Walter W. Ainsworth Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam Locomotives
- 162 more...
- ItemWWASPSS-01-092 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 55, Oregon, undated
- ItemWWASPSS-01-093 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 55, Oregon, 1923
- ItemWWASPSS-01-094 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 55, Oregon, undated
- ItemWWASPSS-01-095 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 55, Portland, Oregon, undated
- ItemWWASPSS-01-096 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100
- ItemWWASPSS-01-097 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Cascades, Washington, August 20, 1916
- ItemWWASPSS-01-098 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Portland, Oregon, August 20, 1916
- ItemWWASPSS-01-099 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 100, Cascades, Washington, August 20, 1916
- ItemWWASPSS-01-100 - Spokane, Portland and Seattle (SP&S) Steam Locomotive Number 101, Vancouver, Washington, July 9, 1916
- 779 more...